/Engine/Plugins/Online/OnlineServicesEOS/Source/Public/Online/AuthEOS.h
[TFunction](API\Runtime\Core\GenericPlatform\TFunction)< [TFuture](API\Runtime\Core\Async\TFuture)< [FAccountId](API\Runtime\CoreOnline\Online\FAccountId) >[FOnlineAsyncOp](API\Plugins\OnlineServicesCommon\Online\FOnlineAsyncOp) &InAsyncOp, const [EOS_EpicAccountId](API\Plugins\OnlineServicesEOS\Online\EOS_EpicAccountId) &EpicAccountId)> ResolveEpicIdFn()